TOC-4200 - Mason Technology
Contents
1. 638 58166 01 638 57172 638 10308 638 40252 638 68162 040 82112 43 638 42064 638 41204 Remarks Contains a printer and printer interface board 6 dot recorder set Required when a recorder is preparedseparately and installed in the instrument Recorders available e Mount panel cut out 138 mmx138 mm Dimensions From the mount panel Front 46 mm max Rear 270 mm max incl wiring e Input 0 1 V f s Remarks Unit for total nitrogen TN measurements Required to measure sea water and other samples containing high salt levels Unit for IC measurements Unit for POC measurements It also can measure IC Required to use high purity nitrogen gas as the carrier gas Capable of TOC measurements in the 0 to 1 mgC L range Carrier gas source High purity air Capable of TOC measurements in the 0 to 1 mgC L range Carrier gas source High purity nitrogen Required to perform automatic calibration using 3 or more bottles of standard solution Allows automatic calibration using a maximum of 2 bottles of standard solution Remarks Valve set that purifies dilution water from tap water and supplies it Used in combination with the automatic dilution water supply set to purify dilution water from tap water Cannot be used to dilute and measure TOC Valve set to directly supply purified water A stand to use the unit free standing Plumbing set required to purge the interior of the cabinet with cle2. Item Measurement Item Measurement Principle Description IC inorganic carbon Sparging CO2 removal non dispersive infrared gas detection NDIR method Measurement Range O to 100 mgC L f s up to 5 000 mgC L f s with dilution function Repeatability Within 2 f s m IC POC Measurement Option Item Measurement Item Measurement Principle CO Removal Method Measurement Range Description POC purgeable organic carbon Sparging CO2 removal 680 C combustion oxidation non dispersive infrared gas detection NDIR method Absorption and removal with lithium hydroxide crystals O to 50 mgC L f s up to 2 500 mgC L f s with dilution function Repeatability Within 2 f s 1 IC inorganic carbon can also be measured IC measurement performance is the same as that of IC measurement option a TN Option Item Description Measurement Item TN total nitrogen Measurement Principle 720 C thermal decomposition chemiluminescence detection Measurement Range From O 1 to O 200 mgN L f s up to O 10 000 mgN L f s with dilution function Repeatability Range up to 4 mgN L f s Within 4 f s Range above 4 mgN L f s Within 2 f s Analysis Cycle 4 minutes min 1 When the sample is ammonium sulfate and preliminary sampling is performed for next measurement m N Carrier Gas Kit Item Measurement Item Description TC N
3. 7 Required sample flow rate Approx 10 L min yates hee T rinse A low flow LF model has been newly added to the product lineup Required sample flow rate 1 to 2 L min Drain Multi Stream Sample Switching Unit Used for samples with low suspended solids levels It can treat samples in up to six flow lines pe a aF Sample Drain 4 Assuming measurements of purified water a water Oia Sample Sk l 21 sampler is installed to minimize exposure of the sample to air Required sample flow rate 1 to 3 L min Sample Drain Valve to multi function processing Drain injection system Backwash Strainer Sampling Unit gt This unit is an adjustment bath used for samples with low suspended solids levels Offers automatic backwashing using air A germicide installed in the air line suppresses blockage of the strainer by microorganisms and growth of slime and algae in the bath Required sample flow rate 1 to 3 L min Single Stream Suspended Solids Sampling Unit Used for samples with comparatively high suspended solids levels This sampling unit is electrically driven It requires no air supply After dirt is removed by the strainer the homogenizer pulverizes and homogenizes the suspended solids to obtain stable measured values The strainer is the most easily contaminated part It is in contact with liquids during sampling only It is rinsed with rinse water immediately after sampling
4. G SHIMADZU On Line Total Organic Carbon Analyzer TOC 4200 TOC 4200 Total Organic Carbon Analyzer a Highly Advanced On Line TOC Analyzer _ Excels in a Wide Range of Applications Support fora Wide Range of Samples v e Select a sampling unit to match the w sample characteristics e Wide measurement range from 5 mgC L full scale to 20 000 mgC L full scale Dilution function incorporated as standard Supports up to 50x dilution e High sensitivity measurements from 0 to 1 mgC L optional e Diverse TOC measurements NPOC TC IC NPOC POC measurements TN measurements Optional e Permits making a multi point calibration curve from a single standard Diverse Applications e Wastewater treatment plant influent upstream monitoring and effluent e Plant water washing water cooling water recovered water etc e Boiler water condensate e Water and sewage raw water treated water advanced treated wastewater e Total pollutant load control regulation applications organic pollution load Advanced Operability e Color LCD touch screen e Supports data storage devices Easy to store measured values or measurement conditions to USB memory e Calendar scheduling setup e Compatible with digital bus standard e Web based monitoring optional It allows browsing of measured values with a Web browser by network Support for a Wide Range of Samples The most
5. POC With attached option IC POC TOC TC IC NPOC POC TN cannot be measured Measurement Range O to 1 000 mgC L f s up to 20 000 mgC L f s with dilution function Supply Gas High purity nitrogen gas CO CO2 and HC are all below 1 ppm m High Sensitivity Measurement Option Item Description Measurement Item TC NPOC IC POC TN cannot be measured Measurement Range O to 1 mgC L f s Repeatability Within 2 f s Supply Gas High purity air m N Carrier High Sensitivity Measurement Option Item Description Measurement Item TC NPOC IC POC TN cannot be measured Measurement Range O to 1 mgC L f s Repeatability Within 2 f s Supply Gas High purity air CO CO and HC are all below 1 ppm High Salt Sample Combustion Tube Kit 3 Item Description Measurement TC NPOC 0 to 20 000 mgC L dilution performed for measurement exceeding 1 000 mgC L Concentration Range TN 0 to 500 mgN L dilution performed for measurement exceeding 10 mgN L Repeatability TC NPOC Within 3 TN Range up to 4 mgN L f s Within 4 f s Range above 4 mgN L f s Within 2 f s 1 Salt concentration in sample is approximately 3 not guaranteed 2 Permits approximately 2 500 measurements when injecting 40 uL seawater not guaranteed 3 Use sulfuric acid as the acid For TN measurements spike the sample with sulfuric acid TOC 4200 Total Organic Carbon Ana
6. alted Event signals Maintenance measurement ready on line operation measuring sample calibrating regenerating catalyst measuring control sample interrupt sample measurement halted analog output trigger analog output flow line recognition signal measured flow line recognition signal sampling pump control output contact capacity 2 A 30 VDC 2 A 250 V AC non inductive load Contact Input Start calibration stop measurement start on line measurement reset alarm measurement start flow line 1 to 6 halt measurement output contact capacity 24 V DC min 10 mA min Communications Functions Compatible with RS 485 RS 232C option and Modbus Use the optional Web monitoring unit set to browse measured values and alarms on a Web browser over a network Carrier Gas Pressurized air high purity air oxygen supply pressure 250 to 300 kPa Optional High purity nitrogen Power Supply AC 100 to 240 V 10 10 A 50 60 Hz Ambient Temperature Construction Within 1 to 40 C Indoor wall mounting optional stand available Dimensions Weight W550 x D383 x H1240 mm excluding protrusions Approx 70 kg 1 With automatic settings 2 When measured sample is potassium hydrogen phthalate solution and operations to prepare for the next measurement are performed 3 If TN option is installed oxygen and high purity nitorogen cannot be used Specifications m IC Measurement Option
7. an air Required to supply a power with a terminal receptacle Terminal size M4 Air regulator with filter Pipe set to attach the regulator AW30 02BG N Contains a pipe and connectors for the carrier gas supply TOC 4200 Total Organic Carbon Analyzer 13 Specifications Item Measurement Items Measurement Principle Description TC NPOC Optional IC POC TOC TC IC NPOC POC TN 680 C combustion catalytic oxidation NDIR detection method Measurement Range From 0 5 to 0 1 000 mgC L f s O to 20 000 mgC L f s with dilution function Repeatability Within 2 f s Span Stability Within 2 f s day temperature variation within 5 C Zero Stability Measurement Cycle Within 2 f s day temperature variation within 5 C 4 minutes min NPOC residual IC 2 max Sample Injection Method IC Removal Method Syringe pump sliding injection port Acidify sparge within syringe Sample Dilution Function Auto calibration Function Stream Switching Function Dilution within syringe dilution factor 2 to 50 Dilution accuracy Within 2 x2 to x20 within 5 x21 to x50 Automatic calibration using standard solution Dilution water is used as the zero standard solution for zero calibration Options can be attached to use up to eight standard solutions and to permit automatic calibration with up to a 5 point multi point calibration cu
8. e Homogen ni Off line Combustion tube Furnace Sample pretreatment injection system Note 1 For the sampling section select the multi stream suspended solids sampling unit the single stream suspended solids sampling unit the backwash strainer sampling unit or the sample stream kit option Note 2 For the recording section select either the recorder or the printer options TOC 4200 Total Organic Carbon Analyzer Diverse Applications Measurement speed is the key feature of combustion catalytic oxidation TOC analyzers This characteristic can be exploited to support a diverse range of applications Wastewater treatment plant influent upstream monitoring and effluent e Measurements at a short measuring cycle 4 minutes minimum rapidly capture dramatic changes in organic matter or abnormal effluent e The powerful oxidation capacity of a combustion type analyzer can detect organic matter that cannot be captured using a UV meter e The short measuring cycle and powerful oxidation combined with switching between up to six flow lines offer detailed monitoring of treatment plants Monitoring of river water sampled at water purification plants and treated water tap water e Monitoring changes in river water quality due to rainfall and other factors to provide control indicators for the treatment processes e Permits simultaneous monitoring of treated tap water Supports monitoring TOC re
9. eadout of measured values and checking for alarms can be performed via the RS 485 or RS 232C option This function is convenient when managing multiple instruments Web based monitoring option e Installing an optional board allows connection of the instrument to a network The optional board offers web server functions allowing real time browsing of measured values and alarms with a Web browser ET mee ER BEF TEF EER irae fideo priieua j i f P ir F a EI Fu 1 e oe re 7 e T Fy a TOE BG 100 a cop 10 200 e m Cal TH 27 300 i TW Ba S00 ami lime Calendar Web Based Monitoring TOC 4200 Total Organic Carbon Analyzer Superior Sampling Units Select the Unit to Match the Sample Multi Stream Suspended Solids Sampling Unit i Used for samples with comparatively high suspended tt solids levels It can treat samples in up to six flow lines Sampling Separating the sampling unit and pretreatment unit Wisner reduces the number of parts requiring maintenance lt i Incorporates a homogenizer equipped with a strainer Sample 47 Drain Strainer The strainer is the most easily contaminated part It is i i i Homogenizer in contact with liquids during sampling only P Sake ue Iti functi It is rinsed with rinse water immediately after sampling Drain ory reducing problems with slime and algae build up injection system Rinse
10. easurements catalytic thermal decomposition chemiluminescence detection Permits measurements from 1 mgN L full scale to 10 000 mgN L full scale Reliable sample injection system e A single unit performs sample intake discharge dilution and injection e Automated sample acidification and sparging e Highly reliable ceramic 8 port valve used to switch flow lines Dilution water also for rinsing Acid Exhaust or IC POC measurement Standard solution for span calibration Off line sample or on line sample Combustion tube On line sample inlet Drain Flow Line Diagrams NPOC Multi Stream Note 1 TE es Suspended Solids Sampling Unit Dilution water Sample gt i a E a a Note 2 Acid Standard Recording section Fi Recorder or printer _ solution On line sample Off line sample Wo f Sample injector Transmission output U Contact point output Contact point input Combustion tube Furnace NDIR det Sample pretreatment injection system Nore Multi Stream note 1 as os Suspended Solids Sampling Unit Dilution water Sample e e e a a a U o a es a a Note 2 Recording section Fi Acid Standard Recorder or printer solution Sample injector LCD mmm Keybc USB memory stick a E Transmission output B Contact point output On line sampl
11. important demand for on line TOC analyzers is stable operation The TOC 4200 incorporates Shimadzu s accumulated technical expertise to provide stable operation across all scenarios from pure water to heavily polluted water Range of sampling units to match a sample s characteristics e Sampling units are available for applications from pure water to heavily polluted water e Reduces instrument maintenance frequency e Switch between measurement points for up to six flow lines More economical since the need for multiple instruments is eliminated Measurement ranges from 5 mgC L full scale to 20 000 mgC L full scale An option can be attached to support high sensitivity measurements to 1 mgC L full scale e TOC measurement by acidify and sparge TOC also know as non purgeable organic carbon NPOC e TOC determination by difference between total carbon TC and inorganic carbon IC TOC TC IC requires option e TOC determination by addition method of NPOC and purgeable organic carbon POC TOC NPOC POC requires option e Support for 1 mgC L full scale high sensitivity measurements optional e Dilution function installed as standard Supports up to 50x dilution Permits making a multi point calibration curve from a single standard e Standard solutions for each calibration point can be made from a single solution by using dilution function TN measurement option Adding the TN measurement option permits total nitrogen TN m
12. lyzer 1s 00 v DOL External Dimensions and Maintenance Space Over 500 214 550 270 k ai gt lt gt e gt Piping space l l z K Dilution water tank Required space differs according a5 A to the pipe connections lt t AR Single stream suspended l i ii solids sampling unit S ye y Eo L Teea Unit mm ra A The stand and single stream suspended solids sampling unit are options hemmm e During installation follow the instructions in the Installation Manual 638 94591 550 163 388 Standard Accessories Consumable Parts Part Name Part Number Qty Remarks Part Name Part Number Remarks Platinum catalyst ST type 33g 638 60116 1 Combustion tube case included 638 41323 Combustion tube case included 638 41323 1 Platinum catalyst ST type 33g 638 60116 combustion catalytic L shaped combustion tube case included 638 42013 1 Quartz wool 1 g included 630 00557 For L shaped and other combustion tubes Quartz wool 1 g included 630 00557 1 Ceramic fiber 638 60074 For TN TOC measurement catalysts Ceramic fiber 638 60074 20g High sensitivity TC catalyst 630 00996 For replacing high sensitivity TC catalysts Platinum mesh 2 pieces 630 00105 01 1 O ring 4DP10A 036 11209 84 Set of 5 pcs B ty
13. moval rate based on EPA Regulations e Calculates TOC removal rate based on the U S A EPA regulations Part IV 40 CFR Part 9 141 and 142 1998 1 Total pollutant load control regulation applications organic pollution load e Converting the measured TOC values allows applications to COD total volume control 2 TOC COD conversion functions are installed as standard e Reading flow rate signals from a flow meter 1 permits COD load conversion calculations Plant water washing water cooling water recovered water boiler water condensate etc e Continuous monitoring of water used in a plant e Continuous monitoring of pure boiler water assists in the detection of anomalies such as damaged pipes e The short measuring cycle 4 minutes minimum of the combustion type TOC analyzer achieves more rapid detection of anomalies 1 Optional 2 The TOC COD conversion formula must be determined separately Example of Installation for Upstream Monitoring TOC 1 Prevents water pollution accidents through rapid detection of abnormal effluent Plant A ti th a TOC 2 TOC 1 Plant B re Bante m Effluent TOC 3 ine P Rainwat TOC 2 Identifies the source of abnormal effluent to accelerate identification of the cause and prevention of recurrence three flow line switching TOC 3 Monitoring of effluent not from the treatment plant AN A ETT TT eS Public l TOC TN 2 wate
14. nical support and applications centers on six JQA 0376 continents and have established long term relationships with a host of highly trained distributors located in over 100 countries For information about Shimadzu and to contact your local office please visit our Web site at www shimadzu com Company names product service names and logos used in this publication are trademarks and trade l i l AD A names of Shimadzu Corporation and its affiliates In this publication those names and logos may be used without trademark symbol TM or Third party trademarks and trade names may be used in this publication to refer to either the entities SHIMADZU CORPORATION International Marketing Division claiming the marks and names or their products Shimadzu Corporation disclaims any proprietary oe i interest in trademarks and trade names other than its own 3 Kanda Nishikicho 1 chome Chiyoda ku Tokyo 101 8448 Japan Phone 81 3 3219 5641 Fax 81 3 3219 5710 For Research Use Only Not for use in diagnostic procedures The contents of this publication are URL http www shimadzu com subject to change without notice Shimadzu makes no warranty or representation as to its accuracy or completeness Shimadzu does not assume any responsibility or liability for any damage whether Printed in Japan direct or indirect relating to or arising out of the use of this publication
15. o use the single flow line version of the sample stream kit as a double flow line version As the second stream uses the off line port off line measurement functions are not available if the double flow line version 02 is used Remarks Part Number Optional terminal 2 kit 638 79078 Terminal 2 expansion kit Expanding contents Analog output 2 channels Contact input 8 channels For control 2 and 3 flow lines Optional terminal 3 kit 638 79079 Terminal 3 expansion kit Required the option terminal 2 kit Expanding contents Contact output 26 channels Contact input 8 channels For control 4 to 6 flow lines Optional terminal 2 3 kit 638 79080 The kit for expanding Option terminal 2 kit and Option terminal 3 kit simultaneously Analog output board Analog input board Data converter kit PCB retaining fitting terminal PCB retaining fitting main RS 232C kit 638 79084 638 79083 638 79077 638 84218 638 84217 638 66228 Each set offers two analog outputs Required for five or more outputs Up to four sets can be added making 12 outputs maximum Requires the PCB fixing bracket terminal 638 84218 and optional terminal 2 kit 638 79078 Isolated outputs load resistance 500 Q max For flow rate signal inputs 3 inputs Requires the PCB fixing bracket terminal 638 84218 and optional terminal 2 kit 638 79078 Isolated inputs CH CH is non is
16. olated Load resistance 100 Q Separate programming is required to use the protocol conversion functions The RS 232C set 638 66228 is required for communications Requires the PCB fixing bracket main 638 84217 Required to expand the analog input output boards Required to expand boards other than the analog input output boards D sub 9 pin male Web monitor unit set One required per instrument even when adding multiple boards 638 79077 01 Required to use web based monitoring Options Recorder Alternatives Measurement Systems Others Part Name Printer kit Recorder kit Recorder kit without recorder External I O TN option Combustion tube kit for high salinity samples IC measurement option IC POC measurement option N2 carrier gas kit High sensitivity measurement option N2 carrier gas high sensitivity measurement option Standard solution switching kit 8 Standard solution switching kit 2 External I O Automatic diluent supply kit Dilution purification kit Automatic pure water supply kit Stand kit Purge kit Power terminal block kit Regulator AW30 02BG N Regulator tubing kit Air duct kit Part Number 638 54066 638 54065 638 54065 01 Part Number 638 92308 638 93176 04 638 57156 01 638 57156 02 638 41574 638 42111 01 638 42111 02 638 57177 638 57176 Part Number 638 57171
17. pe halogen scrubber mesh 631 60069 4 One mesh installed already O ring Teflon P10 036 11408 84 Set of 5 pcs Container 10L for diluent 638 52446 1 O ring 4DP20 036 11219 84 Set of 5 pcs gt Syringe 5mL 638 59231 1 Plunger tip 5mL 638 59231 01 For Syringe Nut M12 SUS 023 04074 4 CO absorber 630 00999 For carrier gas purifier etc TOC 4200 User Manual 638 94581 1 Absorbent stainless steel mesh 631 60069 For B type halogen scrubber Halogen scrubber 630 00992 Ozonizer ASSY 638 71162 01 For maintaining ozonizer Ozone deactivator catalyst 638 65232 300 g Viton tube set 638 42015 For chemiluminescence detector effluent Polypropylene cotton 630 00325 100 g Packing 631 43578 For chemiluminescence detector Printer chart paper 630 08913 01 For printer option 10 rolls Recorder chart paper EM 100 080 82564 51 For recorder option 0 100 graduations 15 packs Ink pad 080 82564 55 For 6 dot recorder Consumables Set for TOC 4200 638 92310 01 The set for one year on a standard operating condition The consumables set in the case of using the TN option Consumables Set for TOC 4200TN 638 92310 02 D The set for one year on a standard operating condition Founded in 1875 Shimadzu Corporation a leader in the development of advanced technologies has a distinguished history of innovation built on the foundation of contributing to society through science and technology We maintain a global network of sales ISO 9001 service tech
18. r body river ocean Effluent Water urification g Tap water TOC 1 Monitoring of TOC values discharged from each process three flow line switching TOC 2 Monitoring of inflow and outflow of water treatment plant two flow line switching Optimization control of treatment performance amount of aeration etc at the water treatment plant TOC 3 Monitoring of all effluent discharged from the enterprise Load conversion calculations using flow rate signals input from a flow meter TOC 4 Monitoring of abnormal values for cooling water and rainwater Monitoring for abnormalities in the pipe system two flow line switching TOC 5 Monitoring of water taken in the water purification plant Monitoring for abnormalities in the tap water TOC 4200 Total Organic Carbon Analyzer Advanced Operability Because on line analyzer operation is normally unmanned ease of operation was emphasized Color LCD touch screen b e i boom kimia H mE e Easy to view color LCD e Touch screen operation Large buttons Easy to operate touch screen Intuitive setup measurement start and measurement stop operations e When multiple flow lines are used the measurement items range and measuring cycle can be set separately for each flow line to simplify the setup of complex scheduled operations Online Heas Online Heas Cond Online Heas Cond achedule RUN mode HEAS mode Stream Meas Cond Stream Cyele Min Repetition Ala
19. reducing problems with slime and algae build up A germicide is installed to effectively suppress slime and algae growth Required sample flow rate 2 to 5 L min Sample Drain Sample Air Sample to multi function processing injection system Sample Germicide Strainer EA lt lt Sample Drain Drain ia Pinch Valve To Rinse Water Homogenizer a Sample to multi function processing injection system TOC 4200 Total Organic Carbon Analyzer 12 Options Sampling Unit Alternatives External I O Part Name Multi stream suspended solids sampling unit Multi stream suspended solids sampling unit LF Part Number 638 93191 01 to 06 638 93191 11 to 16 Remarks Sampling unit for samples with high suspended solids levels Capable of switching between a maximum of 6 flow lines Required sample flow rate Approx 10 L min Low flow rate version of the multi stream suspended solids sampling unit Capable of switching between a maximum of 6 flow lines Required sample flow rate 1 to 2 L min Single stream suspended solids sampling unit 638 93186 Sampling unit for samples with high suspended solids levels Single stream only Required sample flow rate 2 to 5 L min Backwash strainer sampling unit with pump Backwash strainer sampling unit without pump 638 41507 21 638 41507 22 Backwash strainer sampling unit F with p
20. rm echedule Output bale Heas Schedule Start 10 01 01 00 00 Generous data storage capacity e The instrument internal memory can store 20 000 measured values equivalent to one year s data at a 30 minute measuring cycle 100 calibration values equivalent to weekly automatic calibration over one year and history of 100 alarms e Six calibration curves can be saved for each measurement type TC NPOC IC POC and TN to simplify switching between operation conditions e USB port fitted as standard below the touch screen Measured values and measurement conditions can be saved to USB memory Measured results are saved as CSV files to simplify the management and processing of large quantities of data Optional Other Useful Functions Interrupt measurements e Off line sample measurements can be performed in the standby time periods even during on line operation Control sample measurements e Periodic measurements of pre selected control samples This can be used to monitor the condition of the instrument Automatic calibration can be performed when a certain reference value is exceeded Calendar e The calendar simplifies scheduling for automatic calibration instrument sleep function control sample measurement and catalyst regeneration up to 14 weeks Batch inputs can be made by specifying a day of the week Compatible with digital bus standard e Instrument operation r
21. rve Permits switching of between 1 and 6 flow lines optional Display Operation Color LCD with touch screen Conversion Function Load Calculation Function EPA TOC Removal Rate Calculation Function Conversion with a linear expression using required indices Conversion expression must be determined in advance Using the analog input board option permits load calculations Isolated analog inputs CH CH is non isolated load resistance 100 Q TOC removal rate calculation according to the United States EPA regulations Part IV 40 CFR Part 9 141 and 142 1998 when a 2 or more stream switching option is provided Data Storage Function Store 20 000 past on line measured values equivalent to one year s data at a 30 minute measuring cycle Offers trend graph displays Data Storage Device Store measured values or measurement conditions to USB memory USB 1 1 or 2 0 USB memory FAT16 or FAT32 no encryption Recorder Printer Recording width 100 mm 6 dot recorder optional Thermal printer 40 characters per line 110 mm chart width optional Analog Output Selectable between 4 20 mA DC or 0 16 mA DC isolated outputs With attached option Up to 12 outputs load resistance 500 Q max Contact Output Signal Alarm signals Major failure instrument alarm power cut CPU alarm concentration alarm upper limit lower limit upper upper limit lower lower limit measurement h
22. ump Backwash strainer sampling unit F without pump 638 41507 23 638 41507 24 Backwash strainer sampling unit E with pump Backwash strainer sampling unit E without pump 638 41507 25 638 41507 26 Backwash strainer sampling unit EF with pump Backwash strainer sampling unit EF without pump 638 41507 27 638 41507 28 Sampling unit with automatic strainer backwashing using air Single stream only e with pump Backwashing air is supplied from the internal pump to the supply cylinder to reduce the air consumption e without pump Backwashing air is supplied from carrier gas source F With float sensor This can detect if the sample water flow is interrupted e E No disinfection by germicide Required sample flow rate 1 to 3 L min Multi stream sample switching unit 638 93193 01 to 06 Sampling unit for measurement of comparatively clean samples Capable of switching between a maximum of 6 flow lines Required sample flow rate 1 to 3 L min Sample stream kit 638 41582 01 02 Sampling unit for measurement of comparatively clean samples Single flow line 01 and double flow line 02 versions are available As the second flow line uses the off line port off line measurement functions are not available if the double flow line version 02 is used Required sample flow rate 1 to 3 L min Sample stream additional kit External I O 638 41582 03 Expansion set t
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